clear all;
tic
fid=fopen('G:\Research_Data\envZ\mingxi\halo-envz-05-s1-1xpbs_5pns_1.txt');
A=fread(fid,600,'*char');

%  while ~isempty(A)
%      scannedData = sscanf(A,'%f %f %f %f %f %f %f %f %f %f');
%  end
fclose(fid);
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